Circular cutting blade



FIG. 1 is a front elevational view of the circular cutting blade showingour new design;

FIG. 2 is an end view of a portion of the circumference thereof, theentire circumference having an identical configuration;

FIG. 3 is a rear elevational view of the circular cutting blade shown inFIG. 1; and,

FIG. 4 is a cross sectional view taken along line 4--4 shown in FIG. 1.

The broken line illustration of the central aperture is for illustrativepurposes only and forms no part of the claimed design.

The ornamental design for a circular cutting blade, as shown anddescribed.